Comparison

Construction Calculator SumPro vs Invocket

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Construction Calculator SumPro

This app streamlines construction calculations for professionals and DIYers. It handles measurements, material estimates, and complex math for tasks like stairs, roofing, and concrete, eliminating the need for multiple tools.

Highlights
  • Feet, inches, fractions, metric conversions
  • Stair layout and rafter calculations
  • Roofing estimates and material counts
  • Concrete volume calculators
  • Material count rounding
  • Regional presets
Features
Read full description

Construction Calculator is a fast jobsite calculator built for contractors, carpenters, builders, remodelers, estimators, and DIY projects. Handle everyday construction math without switching between spreadsheets, notes, and manual formulas. Calculate feet, inches, fractions, metric conversions, stairs, rafters, roofing, concrete, framing, finishes, masonry, site materials, and basic bid markup from one clean app. Key features: • Feet, inches, fractions, yards, and metric conversions • Pitch, rise, run, diagonal, hip/valley, jack rafter, rake wall, and board feet tools • Stair layout with riser count, riser height, tread count, total run, and angle • Advanced triangle, circle, and arc calculators • Roofing estimates with pitch, waste, squares, and bundle counts • Wall stud, drywall, flooring, paint, block wall, fence post, gravel, and mulch calculators • Concrete slab, footing, and post hole volume calculators • Material count rounding settings • Regional presets for units, currency, and common defaults • Saved tape for keeping important results • Copy, paste, share, memory, and theme options Construction Calculator helps speed up common field math for measuring, planning, estimating, and checking quantities before ordering materials or making cuts. Use it for framing layouts, stair planning, roof math, concrete ordering, finish material estimates, site work, and quick job cost checks. Calculations are intended as helpful estimates. Always verify measurements, local building codes, engineering requirements, and supplier specifications before cutting, ordering, or building. Unlimited option available Construction Calculator offers an auto-renewing yearly with a 3-day free trial and monthly subscription. Payment will be charged to your Apple ID account at confirmation of purchase. The subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours before the end of the current period. You can manage and cancel your subscription in your App Store account settings after purchase. Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription, where applicable. Terms of Use: https://lxmob.com/terms-of-use 
Privacy Policy: https://lxmob.com/privacy-policy

About

Invocket

Generate professional invoices and estimates quickly from your mobile device. Manage client records, track payments, and customize documents with your branding. Offers AI-assisted estimate creation and offline functionality for core tasks.

Highlights
  • AI-supported estimate generation
  • Offline invoice and estimate creation
  • Branded PDF invoices with logo and colors
  • Organized product and service lists
  • Client record management
  • Invoice status tracking and analytics
  • Support for multiple businesses
Features
Read full description

Estimates at the job site. Invoices from your iPhone. Invocket helps handymen, contractors, freelancers and small businesses prepare estimates, create branded PDF invoices and track unpaid invoices. Manage your core invoicing tasks offline, with no account or sign-up. Main features: 1. AI-SUPPORTED ESTIMATES Describe a job in plain language and answer a few questions about the scope, materials and site conditions. Receive an editable estimate with a breakdown of labour, materials, quantities and prices. - Speed: prepare a draft in minutes and discuss it with your client during the same visit. Accuracy: review each line item to spot missing costs and reduce reliance on rough calculations. - AI estimates are drafts, not binding quotes. Review and edit the details, quantities and prices before sharing. AI generation requires an internet connection. 2. CORE INVOICING THAT WORKS OFFLINE Create, edit and access invoices, estimates and client records even when reception is poor. Keep working at a customer’s property without waiting for a connection. Saved invoice and client records are stored locally on your iPhone. Sending documents by email requires connectivity. 3. TOOLS FOR YOUR WORKING DAY Branded PDF invoices: add your logo, accent colour, stamp or signature. Products and services: organise line items with quantities, prices and named sections. Taxes and discounts: set VAT inclusive or exclusive, discounts and due dates. Client records: save customer details and reuse them across invoices. Invoice status: mark invoices as sent or paid and see which are overdue. Multiple businesses: keep separate logos, currencies, tax defaults, payment methods and invoice numbering. 4. A CLEAR VIEW OF YOUR INVOICES See total billed, outstanding, overdue and settled amounts, plus average time to payment, top clients and breakdowns by category and month. Each currency is reported separately. Payment status and analytics reflect the information you record. Invocket does not process client payments or automatically verify whether an invoice has been paid. 5. START WITH YOUR FIRST INVOICE Add your company details, choose a client, enter your services and review your PDF. Save or share it, then update the status when you receive payment. Create your first invoice for free. Some features require a paid subscription. 6. SUBSCRIPTION INFO Invocket offers auto-renewing subscriptions through Apple’s In-App Purchase system. Payment is charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current period. Manage or cancel your subscription in your App Store account settings. Privacy Policy: https://invoice.orvanta.limited/hub/legal/privacy-policy-ios Terms of Use: https://invoice.orvanta.limited/hub/legal/terms-of-use-ios Support: https://mail.orvanta.limited?app=invoice

Screenshots

Construction Calculator SumPro4 screens
Invocket4 screens

Verdict

The call

The clearest difference is ads: Construction Calculator SumPro at none against Invocket's shown. Construction Calculator SumPro also leads on ratings volume (158 vs 46). Invocket's advantage is rating (4.7 vs 4.4) and update cadence (weekly vs every 2 weeks). On price, in-app purchases, monetization model and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Construction Calculator SumPro sells 3 in-app purchases, starting at $7.99 per month and Invocket sells 3 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Invocket holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 158 and 46 respectively.

UpkeepUpdate frequency

Construction Calculator SumPro ships an update every 2 weeks, Invocket weekly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

Scorecard5 real differences · 5 level
Construction Calculator SumPro versus Invocket: the parameters behind the verdict, then further details
ParameterConstruction Calculator SumProInvocket
PriceFreeFree
Rating4.4 (158 ratings)4.7 (46 ratings) — better
Number of ratings158 — better46
Update frequencyEvery 2 weeksWeekly — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank—#141 — better
DevicesiPhone, iPad — betteriPhone
Requires iOS17.017.0
Further details — not scored
Size46 MB61 MB
Age rating4+17+
DeveloperLxmob LLCOrvanta Digital Limited

Customer experience

Construction Calculator SumPro

All ratings152 ratings
Positive85.5%
Neutral2.0%
Negative12.5%

Invocket

All ratings25 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Construction Calculator SumPro

Subscriptions2
  • Construction Cal PRO$7.991 Month
  • Construction Cal PRO3 Days trial$39.991 Year
One-time1
  • Construction Cal PRO$89.99
3 purchases

Invocket

Subscriptions3
  • Invoices Pro 1 Week7 Days trial$8.997 Days
  • Invoices Pro 1 Week3 Days trial$8.997 Days
  • Invoices Pro 1 Year$98.991 Year

Questions

Is Construction Calculator SumPro free?
Construction Calculator SumPro is free to download, with in-app purchases available.
Is Invocket free?
Invocket is free to download, with in-app purchases available.
Which has better reviews, Construction Calculator SumPro or Invocket?
Invocket is rated higher. Construction Calculator SumPro averages 4.4 out of 5 from 158 ratings, while Invocket averages 4.7 from 46 ratings.
Do Construction Calculator SumPro or Invocket have ads?
Invocket shows ads; Construction Calculator SumPro does not.
Which is updated more often, Construction Calculator SumPro or Invocket?
Construction Calculator SumPro ships an update every 2 weeks, and Invocket weekly. Most recently, Construction Calculator SumPro was updated on November 5, 2026 and Invocket on October 31, 2026.

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